/* =================================================================
   EGE FORGE — Editorial Industrial
   Real photography · restrained palette · light/dark themes
   ================================================================= */

:root {
  /* ---- Page palette (DARK theme = default) ---- */
  --page:    #0b0b0c;
  --page-2:  #121214;
  --panel:   #16161a;
  --text:      #f4f2ef;
  --text-dim:  #a49f97;
  --text-faint:#6f6a63;
  --line:      rgba(255,255,255,.12);
  --line-soft: rgba(255,255,255,.07);
  --header-bg: rgba(11,11,12,.86);

  /* ---- Contrast "paper" islands (constant across themes) ---- */
  --contrast:    #efece6;
  --contrast-2:  #e6e2da;
  --ctext:       #18150f;
  --ctext-dim:   #6b645b;
  --ctext-faint: #9a9286;
  --cline:       rgba(20,18,15,.16);
  --cline-soft:  rgba(20,18,15,.09);

  /* ---- Consumption tokens (sections may override) ---- */
  --fg:        var(--text);
  --fg-dim:    var(--text-dim);
  --fg-faint:  var(--text-faint);
  --hair:      var(--line);
  --hair-soft: var(--line-soft);

  /* ---- Accent (used sparingly) ---- */
  --red:    #d8222b;
  --red-2:  #b71d24;
  --steel:  #8a929d;

  --font-display: 'Archivo', system-ui, -apple-system, sans-serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, monospace;

  --container: 1300px;
  --ease: cubic-bezier(.2,.7,.2,1);
  --ease-out: cubic-bezier(.16,1,.3,1);
}

/* ---------------- Reset ---------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { font-size: 15px; -webkit-text-size-adjust: 100%; overflow-x: hidden; overflow-x: clip; }
body {
  font-family: var(--font-body);
  background: var(--page);
  color: var(--fg);
  line-height: 1.6;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  overflow-x: clip;
  transition: background-color .45s var(--ease), color .45s var(--ease);
}
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; padding: 0; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: none; }
input, select, textarea { font: inherit; color: inherit; }
::selection { background: var(--red); color: #fff; }
:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; }

/* ---------------- Skip link (keyboard / screen-reader) ---------------- */
.skip-link {
  position: fixed; top: 12px; left: 12px; z-index: 1200;
  transform: translateY(-160%); transition: transform .2s var(--ease);
  background: var(--red); color: #fff; padding: .7rem 1.1rem; border-radius: 6px;
  font-family: var(--font-mono); font-size: .76rem; letter-spacing: .08em;
  text-transform: uppercase; box-shadow: 0 12px 30px rgba(0,0,0,.4);
}
.skip-link:focus-visible { transform: translateY(0); outline-offset: 4px; }

/* ---------------- Type primitives ---------------- */
.eyebrow {
  font-family: var(--font-mono); font-size: .74rem; letter-spacing: .24em;
  text-transform: uppercase; color: var(--fg-dim);
  display: inline-flex; align-items: center; gap: .8rem;
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: var(--red); display: inline-block; }
.mono { font-family: var(--font-mono); }

/* ---------------- Layout ---------------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: clamp(20px, 5vw, 56px); }
.section { padding-block: clamp(84px, 11vw, 168px); position: relative; transition: background-color .45s var(--ease), color .45s var(--ease); }
main section[id] { scroll-margin-top: 90px; }

.sec--ink   { background: var(--page);   color: var(--fg); }
.sec--ink-2 { background: var(--page-2); color: var(--fg); }
.sec--paper {
  background: var(--contrast); color: var(--ctext);
  --fg: var(--ctext); --fg-dim: var(--ctext-dim); --fg-faint: var(--ctext-faint);
  --hair: var(--cline); --hair-soft: var(--cline-soft);
}

.section__head { max-width: 820px; margin-bottom: clamp(48px, 6vw, 84px); }
.section__head .eyebrow { margin-bottom: 1.5rem; }
.section__title { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.1rem, 5vw, 4rem); line-height: 1.0; letter-spacing: -.03em; }
.section__lead { font-size: clamp(1.05rem, 1.6vw, 1.3rem); color: var(--fg-dim); margin-top: 1.5rem; max-width: 60ch; }

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-flex; align-items: center; gap: .7rem;
  padding: 1rem 1.6rem; font-weight: 600; font-size: .92rem;
  letter-spacing: .01em; border-radius: 3px; border: 1px solid transparent;
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease);
  position: relative; overflow: hidden;
}
.btn svg { width: 1.05em; height: 1.05em; stroke: currentColor; fill: none; stroke-width: 1.8; transition: transform .3s var(--ease); }
.btn:hover svg { transform: translateX(4px); }
.btn--primary { background: var(--red); color: #fff; }
.btn--primary:hover { background: var(--red-2); }
.btn--ghost { border-color: var(--hair); color: var(--fg); }
.btn--ghost:hover { border-color: var(--fg); background: var(--hair-soft); }
.btn--lg { padding: 1.15rem 2rem; font-size: 1rem; }
.btn--block { width: 100%; justify-content: center; }

/* ---------------- Scroll progress ---------------- */
.scroll-progress { position: fixed; top: 0; left: 0; height: 2px; width: 0; background: var(--red); z-index: 300; transition: width .1s linear; }

/* ---------------- Header / Nav ---------------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 200;
  transition: background .4s var(--ease), border-color .4s var(--ease);
  border-bottom: 1px solid transparent;
  /* header context is over the dark hero by default → light tokens */
  --fg: #f4f2ef; --fg-dim: rgba(244,242,239,.66); --fg-faint: rgba(244,242,239,.42);
  --hair: rgba(255,255,255,.14); --hair-soft: rgba(255,255,255,.08);
}
.site-header.is-solid { background: var(--header-bg); backdrop-filter: blur(14px) saturate(1.2); border-bottom-color: var(--hair); }
.site-header.is-menu-open {
  background: var(--page);
  border-bottom-color: var(--hair-soft);
  backdrop-filter: none;
}
.site-header.is-menu-open .brand__logo--white { display: block; }
.site-header.is-menu-open .brand__logo--color { display: none; }
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: clamp(.75rem, 1.6vw, 1.6rem); min-height: clamp(64px, 6vw, 74px); }

.brand { display: inline-flex; align-items: center; min-width: 0; flex: 0 1 auto; }
.brand__logo { height: clamp(38px, 4vw, 48px); width: auto; max-width: min(36vw, 178px); display: block; object-fit: contain; }
.brand__logo--color { display: none; }

.nav__links { display: flex; align-items: center; gap: clamp(.05rem, .35vw, .3rem); min-width: 0; }
.nav__link {
  font-family: var(--font-mono); font-size: clamp(.68rem, .64vw, .76rem); letter-spacing: .1em; text-transform: uppercase;
  color: var(--fg-dim); padding: .58rem clamp(.5rem, .62vw, .78rem); transition: color .25s; position: relative;
}
.nav__link::after { content: ""; position: absolute; left: clamp(.5rem, .62vw, .78rem); right: clamp(.5rem, .62vw, .78rem); bottom: .35rem; height: 1px; background: var(--red); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.nav__link:hover, .nav__link.is-active { color: var(--fg); }
.nav__link:hover::after, .nav__link.is-active::after { transform: scaleX(1); }

.nav__right { display: flex; align-items: center; justify-content: flex-end; gap: clamp(.45rem, .9vw, .85rem); flex-shrink: 0; min-width: 0; }
.lang { display: inline-flex; align-items: center; gap: .3rem; font-family: var(--font-mono); font-size: .76rem; }
.lang__btn { color: var(--fg-faint); padding: .2rem .25rem; letter-spacing: .08em; transition: color .25s; }
.lang__btn.is-active { color: var(--fg); }
.lang__btn:hover { color: var(--red); }
.lang__sep { color: var(--fg-faint); }

.nav__cta { padding: .68rem 1rem; font-size: .74rem; font-family: var(--font-mono); letter-spacing: .09em; text-transform: uppercase; }

.nav__burger { display: none; width: 42px; height: 42px; flex: 0 0 42px; flex-direction: column; align-items: center; justify-content: center; gap: 6px; }
.nav__burger span { width: 22px; height: 2px; background: var(--fg); transition: transform .35s var(--ease), opacity .25s; }
.nav__burger.is-x span:first-child { transform: translateY(4px) rotate(45deg); }
.nav__burger.is-x span:last-child { transform: translateY(-4px) rotate(-45deg); }

/* Fullscreen mobile menu */
.menu-overlay {
  position: fixed; inset: 0; z-index: 190; background: var(--page);
  display: flex; flex-direction: column; justify-content: center; gap: clamp(26px, 5vh, 52px);
  padding: clamp(92px,18vw,120px) clamp(24px,8vw,68px) clamp(32px,8vw,56px);
  overflow-y: auto; overscroll-behavior: contain;
  transform: translateY(-100%); transition: transform .55s var(--ease-out); visibility: hidden;
}
.menu-overlay.is-open { transform: translateY(0); visibility: visible; }

.menu-overlay__nav { display: flex; flex-direction: column; }
.menu-overlay__nav a {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(1.8rem, 7.6vw, 2.8rem); letter-spacing: -.02em; line-height: 1.05;
  color: var(--fg); padding: clamp(.7rem,2.4vw,1rem) 0;
  border-top: 1px solid var(--hair-soft);
  display: flex; align-items: baseline; gap: 1.15rem;
  transition: color .25s var(--ease), padding-left .3s var(--ease);
}
.menu-overlay__nav a:last-child { border-bottom: 1px solid var(--hair-soft); }
.menu-overlay__nav a .mono {
  font-family: var(--font-mono); font-weight: 500; font-size: .68rem;
  color: var(--red); letter-spacing: .16em; min-width: 2.4ch;
}
.menu-overlay__nav a:hover,
.menu-overlay__nav a:focus-visible { color: var(--red); padding-left: .7rem; }
.menu-overlay__nav a:hover .mono,
.menu-overlay__nav a:focus-visible .mono { color: var(--fg-faint); }

/* Staggered reveal on open */
.menu-overlay__nav a { opacity: 0; transform: translateY(14px); }
.menu-overlay.is-open .menu-overlay__nav a { animation: menuIn .5s var(--ease-out) forwards; }
.menu-overlay.is-open .menu-overlay__nav a:nth-child(1) { animation-delay: .10s; }
.menu-overlay.is-open .menu-overlay__nav a:nth-child(2) { animation-delay: .15s; }
.menu-overlay.is-open .menu-overlay__nav a:nth-child(3) { animation-delay: .20s; }
.menu-overlay.is-open .menu-overlay__nav a:nth-child(4) { animation-delay: .25s; }
.menu-overlay.is-open .menu-overlay__nav a:nth-child(5) { animation-delay: .30s; }
.menu-overlay.is-open .menu-overlay__nav a:nth-child(6) { animation-delay: .35s; }
.menu-overlay.is-open .menu-overlay__nav a:nth-child(7) { animation-delay: .40s; }
.menu-overlay.is-open .menu-overlay__nav a:nth-child(8) { animation-delay: .45s; }
@keyframes menuIn { to { opacity: 1; transform: none; } }

/* Footer: CTA + contact */
.menu-overlay__foot { display: flex; flex-direction: column; gap: 1.25rem; }
.menu-overlay__foot .btn { align-self: flex-start; }
.menu-overlay__contact { display: flex; flex-wrap: wrap; gap: .35rem 1.7rem; font-family: var(--font-mono); font-size: .82rem; letter-spacing: .03em; }
.menu-overlay__contact a { color: var(--fg-dim); transition: color .2s var(--ease); }
.menu-overlay__contact a:hover { color: var(--red); }

@media (prefers-reduced-motion: reduce) {
  .menu-overlay { transition: none; }
  .menu-overlay__nav a { opacity: 1; transform: none; animation: none; }
}

/* ---------------- HERO (always dark photographic) ---------------- */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: flex-end; overflow: hidden; background: #0b0b0c;
  --fg: #f4f2ef; --fg-dim: #cfcac2; --fg-faint: #9a948b; --hair: rgba(255,255,255,.16); --hair-soft: rgba(255,255,255,.08);
  color: var(--fg);
}
.hero__media { position: absolute; inset: 0; z-index: 0; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; object-position: 60% center; transform: scale(1.06); animation: heroZoom 26s ease-in-out infinite alternate; }
.hero__embers {
  position: absolute; inset: 0; z-index: 1; width: 100%; height: 100%;
  object-fit: cover; object-position: center 72%;
  mix-blend-mode: screen; opacity: .42; pointer-events: none;
  filter: blur(0.6px) brightness(.92) saturate(1.05);
  -webkit-mask-image: linear-gradient(to top, #000 24%, rgba(0,0,0,.5) 52%, transparent 82%);
  mask-image: linear-gradient(to top, #000 24%, rgba(0,0,0,.5) 52%, transparent 82%);
}
/* Video is not loaded on small screens (see main.js) — keep the layer hidden */
@media (max-width: 767px) { .hero__embers { display: none; } }
.hero__media::after {
  content: ""; position: absolute; inset: 0; z-index: 2;
  background:
    linear-gradient(to top, #0b0b0c 2%, rgba(11,11,12,.2) 42%, rgba(11,11,12,.45) 100%),
    linear-gradient(to right, rgba(11,11,12,.85), rgba(11,11,12,.15) 60%, rgba(11,11,12,.5));
}
@keyframes heroZoom { from { transform: scale(1.06); } to { transform: scale(1.16); } }
.hero__inner { position: relative; z-index: 2; width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: clamp(20px,5vw,56px); padding-bottom: clamp(48px, 7vw, 104px); padding-top: 140px; }
.hero__eyebrow { margin-bottom: 1.8rem; }
.hero__title { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.8rem, 8vw, 7rem); line-height: .94; letter-spacing: -.035em; max-width: 16ch; text-wrap: balance; }
.hero__sub { margin-top: 1.8rem; font-size: clamp(1.05rem, 1.7vw, 1.4rem); color: #d8d4cd; max-width: 46ch; }
.hero__actions { margin-top: 2.35rem; display: flex; flex-wrap: wrap; gap: .9rem; }

.hero__meta { position: absolute; left: 0; right: 0; bottom: 0; z-index: 2; border-top: 1px solid var(--hair); background: linear-gradient(to top, rgba(11,11,12,.74), rgba(11,11,12,.18)); backdrop-filter: blur(8px); }
.hero__meta ul { max-width: var(--container); margin-inline: auto; padding: .95rem clamp(20px,5vw,56px); display: flex; flex-wrap: wrap; gap: clamp(.85rem, 3vw, 2.8rem); }
.hero__meta li { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .1em; color: var(--fg-dim); display: flex; align-items: center; gap: .55rem; }
.hero__meta b { color: var(--fg); font-weight: 600; }
.hero__meta li::before { content: ""; width: 4px; height: 4px; background: var(--red); border-radius: 50%; }

/* ---------------- Stats ---------------- */
.stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--hair-soft); border: 1px solid var(--hair-soft); }
.stat { background: var(--page); padding: clamp(28px,4vw,52px) clamp(20px,2.5vw,36px); transition: background-color .45s var(--ease); }
.stat__num { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.6rem, 5.5vw, 4.6rem); line-height: 1; letter-spacing: -.03em; display: flex; align-items: baseline; }
.stat__plus { color: var(--red); }
.stat__label { font-family: var(--font-mono); font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; color: var(--fg-dim); margin-top: 1rem; }

/* ---------------- About ---------------- */
.about__grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(40px, 6vw, 96px); align-items: center; }
.about__title { font-family: var(--font-display); font-weight: 800; font-size: clamp(1.9rem, 3.6vw, 3.1rem); line-height: 1.04; letter-spacing: -.025em; margin: 1.4rem 0 1.8rem; }
.about__p { color: var(--fg-dim); font-size: 1.06rem; max-width: 52ch; }
.about__p + .about__p { margin-top: 1.1rem; }
.about__quote { margin: 2.4rem 0; padding-left: 1.4rem; border-left: 2px solid var(--red); font-family: var(--font-display); font-weight: 600; font-size: clamp(1.2rem, 2vw, 1.6rem); line-height: 1.2; letter-spacing: -.01em; color: var(--fg); }
.mvv { display: grid; gap: 0; margin-top: 2rem; border-top: 1px solid var(--hair); }
.mvv__row { display: grid; grid-template-columns: auto 1fr; gap: 1.5rem; padding: 1.3rem 0; border-bottom: 1px solid var(--hair); }
.mvv__k { font-family: var(--font-mono); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--red); padding-top: .25rem; }
.mvv__row p { color: var(--fg-dim); font-size: .96rem; }

.figure { position: relative; overflow: hidden; border-radius: 4px; }
.figure img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease-out); }
.figure--tall { aspect-ratio: 4 / 5; }
.figure__cap { position: absolute; left: 14px; bottom: 12px; font-family: var(--font-mono); font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: #fff; background: rgba(11,11,12,.6); backdrop-filter: blur(4px); padding: .4rem .7rem; border-radius: 2px; }
.figure:hover img { transform: scale(1.04); }

/* Image clip reveal */
.img-reveal { clip-path: inset(0 100% 0 0); transition: clip-path 1.1s var(--ease-out); }
.img-reveal.is-visible,
.reveal.is-visible .img-reveal { clip-path: inset(0 0 0 0); }

/* ---------------- Capabilities ---------------- */
.cap__grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(40px, 6vw, 90px); align-items: start; }
.cap__aside { position: sticky; top: 110px; }
.cap__aside .figure { aspect-ratio: 3 / 4; margin-top: 2rem; }
.cap__list { border-top: 1px solid var(--hair); }
.cap__item { display: grid; grid-template-columns: auto 1fr; gap: clamp(1rem,3vw,2.5rem); padding: clamp(1.5rem, 2.5vw, 2.4rem) 0; border-bottom: 1px solid var(--hair); transition: padding-left .35s var(--ease); }
.cap__item:hover { padding-left: .8rem; }
.cap__num { font-family: var(--font-mono); font-size: .8rem; color: var(--red); letter-spacing: .1em; padding-top: .55rem; }
.cap__item h3 { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.4rem, 2.4vw, 2rem); letter-spacing: -.02em; transition: color .3s; }
.cap__item:hover h3 { color: var(--red); }
.cap__item p { color: var(--fg-dim); margin-top: .55rem; max-width: 52ch; font-size: 1rem; }

/* ---------------- Feature band (always dark photographic) ---------------- */
.feature {
  position: relative; min-height: clamp(420px, 62vh, 680px); display: flex; align-items: center; overflow: hidden;
  --fg: #f4f2ef; --fg-dim: #cfcac2; --hair: rgba(255,255,255,.16); color: var(--fg);
}
.feature__media { position: absolute; inset: 0; z-index: 0; }
.feature__media img { width: 100%; height: 124%; object-fit: cover; }
[data-parallax] { transform: translateY(var(--py, 0)); will-change: transform; }
.feature__media::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to right, rgba(11,11,12,.88), rgba(11,11,12,.35) 70%, rgba(11,11,12,.55)); }
.feature__inner { position: relative; z-index: 2; max-width: var(--container); margin-inline: auto; padding-inline: clamp(20px,5vw,56px); width: 100%; }
.feature__quote { font-family: var(--font-display); font-weight: 800; font-size: clamp(2rem, 5vw, 4.2rem); line-height: 1.02; letter-spacing: -.03em; max-width: 18ch; }
.feature__quote .red { color: var(--red); }
.feature__by { font-family: var(--font-mono); font-size: .78rem; letter-spacing: .16em; text-transform: uppercase; color: var(--fg-dim); margin-top: 1.6rem; }

/* ---------------- Products ---------------- */
.prod__top { display: grid; grid-template-columns: 1fr .9fr; gap: clamp(36px,5vw,72px); align-items: end; margin-bottom: clamp(40px,5vw,72px); }
.prod__figure { aspect-ratio: 16 / 10; }
.prod__list { border-top: 1px solid var(--hair); }
.prod__item { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 1.5rem; padding: clamp(1.2rem,2vw,1.7rem) 0; border-bottom: 1px solid var(--hair); transition: padding-left .35s var(--ease); cursor: default; }
.prod__item:hover { padding-left: .7rem; }
.prod__num { font-family: var(--font-mono); font-size: .76rem; color: var(--red); letter-spacing: .08em; }
.prod__name { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.25rem, 2.2vw, 1.85rem); letter-spacing: -.02em; transition: color .3s; }
.prod__item:hover .prod__name { color: var(--red); }
.prod__desc { font-size: .95rem; color: var(--fg-dim); text-align: right; max-width: 34ch; justify-self: end; }

/* ================================================================
   PRODUCT GROUPS EXPLORER (#products) — interactive, real groups
   ================================================================ */
.pgx-sprite { width: 0; height: 0; overflow: hidden; }
.pgx-head { margin-top: clamp(46px, 6vw, 84px); display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: .5rem 2rem; }
.pgx-head__hint { color: var(--fg-faint); font-size: .92rem; max-width: 48ch; }

.pgx { margin-top: clamp(24px, 3vw, 40px); display: grid; gap: clamp(22px, 3vw, 46px); }

/* shared icon presentation — inherits into <use> shadow content */
.pgroup__icon, .pgx__art, .pgroup__arrow { fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; }

/* ---- selectable list ---- */
.pgx__list { border-top: 1px solid var(--hair); }
.pgroup { border-bottom: 1px solid var(--hair); }
.pgroup__head {
  width: 100%; display: grid; grid-template-columns: auto auto 1fr auto; align-items: center;
  gap: clamp(.8rem, 1.6vw, 1.4rem); padding: clamp(1rem, 1.7vw, 1.5rem) 0;
  background: none; border: 0; text-align: left; cursor: pointer; color: var(--fg);
  font: inherit; transition: padding-left .4s var(--ease), color .3s var(--ease);
}
.pgroup__num { font-family: var(--font-mono); font-size: .74rem; letter-spacing: .08em; color: var(--fg-faint); transition: color .3s; }
.pgroup__icon { width: 28px; height: 28px; stroke-width: 1.7px; color: var(--fg-dim); transition: color .35s var(--ease), transform .45s var(--ease-out); }
.pgroup__name { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.2rem, 2vw, 1.7rem); letter-spacing: -.02em; line-height: 1.05; transition: color .3s; }
.pgroup__arrow { width: 20px; height: 20px; stroke-width: 1.7px; color: var(--fg-faint); opacity: 0; transform: translateX(-8px); transition: opacity .3s, transform .35s var(--ease-out), color .3s; justify-self: end; }

.pgroup__head:hover { padding-left: .7rem; }
.pgroup__head:hover .pgroup__name,
.pgroup__head:hover .pgroup__icon,
.pgroup__head:hover .pgroup__num { color: var(--red); }
.pgroup__head:hover .pgroup__icon { transform: scale(1.08); }
.pgroup__head:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; border-radius: 2px; }

.pgroup.is-active .pgroup__head { padding-left: .7rem; }
.pgroup.is-active .pgroup__name,
.pgroup.is-active .pgroup__num,
.pgroup.is-active .pgroup__icon { color: var(--red); }
.pgroup.is-active .pgroup__arrow { opacity: 1; transform: none; color: var(--red); }

/* ---- detail content (shared: desktop stage + mobile accordion) ---- */
.pgroup__desc { color: var(--fg-dim); font-size: 1rem; line-height: 1.55; }
.pgx__parts { list-style: none; display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.1rem 0 0; padding: 0; }
.chip-part { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .03em; padding: .42rem .7rem; border: 1px solid var(--hair); border-radius: 999px; color: var(--fg-dim); background: rgba(0,0,0,.02); white-space: nowrap; }
.pgx__sectors { display: flex; flex-wrap: wrap; gap: .5rem 1.1rem; margin: 1.1rem 0 0; padding-top: 1rem; border-top: 1px solid var(--hair-soft); }
.pgx__sector { display: inline-flex; align-items: center; gap: .45rem; font-size: .82rem; color: var(--fg-faint); }
.pgx__sector::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--red); }

/* ---- sticky visual stage ---- */
.pgx__stage { position: relative; background: #fbfaf8; border: 1px solid var(--hair); border-radius: 4px; padding: clamp(22px, 3vw, 38px); overflow: hidden; }
.pgx__stage::before, .pgx__stage::after { content: ""; position: absolute; width: 14px; height: 14px; border: 1px solid var(--hair); }
.pgx__stage::before { top: 12px; left: 12px; border-right: 0; border-bottom: 0; }
.pgx__stage::after { bottom: 12px; right: 12px; border-left: 0; border-top: 0; }
.pgx__stageTop { display: flex; align-items: baseline; justify-content: space-between; }
.pgx__num { font-family: var(--font-mono); font-size: 1.1rem; letter-spacing: .12em; color: var(--red); }
.pgx__count { font-family: var(--font-mono); font-size: .8rem; color: var(--fg-faint); }
.pgx__artwrap { display: flex; justify-content: center; align-items: center; padding: clamp(14px, 3.5vw, 38px) 0 clamp(8px, 2vw, 18px); }
.pgx__art { width: clamp(120px, 17vw, 186px); height: auto; stroke-width: 1.6px; color: var(--ctext); }
.pgx__name { font-family: var(--font-display); font-weight: 800; font-size: clamp(1.55rem, 2.6vw, 2.2rem); letter-spacing: -.025em; line-height: 1.02; }
.pgx__bodyhost { margin-top: .9rem; }

@keyframes pgxArtIn { from { opacity: 0; transform: translateY(12px) scale(.96); } to { opacity: 1; transform: none; } }
@keyframes pgxBodyIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.pgx__art.is-in { animation: pgxArtIn .55s var(--ease-out) both; }
.pgx__bodyhost.is-in { animation: pgxBodyIn .5s var(--ease-out) both; }

/* ---- desktop: sticky stage (left) + list (right) ---- */
@media (min-width: 901px) {
  .pgx { grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr); align-items: start; }
  .pgx__stage { position: sticky; top: 104px; }
  .pgroup__body { display: none; }          /* details shown in the stage */
}

/* ---- mobile/tablet: accordion (stage hidden, body expands inline) ---- */
@media (max-width: 900px) {
  .pgx__stage { display: none; }
  .pgroup__body { overflow: hidden; max-height: 0; opacity: 0; transition: max-height .5s var(--ease), opacity .4s var(--ease), margin .4s var(--ease); }
  .pgroup.is-active .pgroup__body { max-height: 520px; opacity: 1; margin: 0 0 1.3rem; }
  .pgroup__icon { width: 24px; height: 24px; }
  .pgroup__arrow { opacity: .4; transform: none; color: var(--fg-faint); }
  .pgroup.is-active .pgroup__arrow { opacity: 1; transform: rotate(90deg); color: var(--red); }
}

@media (prefers-reduced-motion: reduce) {
  .pgx__art.is-in, .pgx__bodyhost.is-in { animation: none; }
  .pgroup__head, .pgroup__icon, .pgroup__arrow, .pgroup__body { transition: none; }
}

/* explorer -> detail CTA (lives inside each group body) */
.pgx__cta { display: inline-flex; align-items: center; gap: .5rem; margin-top: 1.3rem; font-family: var(--font-mono); font-size: .76rem; letter-spacing: .08em; text-transform: uppercase; color: var(--red); border-bottom: 1px solid transparent; transition: gap .3s var(--ease), border-color .3s; }
.pgx__cta svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: transform .3s var(--ease); }
.pgx__cta:hover { border-color: var(--red); gap: .8rem; }
.pgx__cta:hover svg { transform: translateX(3px); }

/* ================================================================
   PRODUCT GROUP DETAIL PAGES (/urunler/*)
   ================================================================ */
.picon { fill: none; stroke: currentColor; stroke-linecap: round; stroke-linejoin: round; }

.prod-hero { position: relative; background: var(--page); color: var(--fg); padding-top: clamp(116px, 15vh, 176px); padding-bottom: clamp(44px, 7vw, 86px); overflow: hidden; border-bottom: 1px solid var(--hair); }
.prod-hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(120% 90% at 82% -10%, rgba(196,30,30,.18), transparent 58%); pointer-events: none; }
.prod-hero__inner { position: relative; }
.prod-crumbs { display: flex; flex-wrap: wrap; align-items: center; gap: .5rem; font-family: var(--font-mono); font-size: .74rem; letter-spacing: .04em; color: var(--fg-faint); margin-bottom: clamp(22px, 3vw, 36px); }
.prod-crumbs a { color: var(--fg-dim); transition: color .3s; }
.prod-crumbs a:hover { color: var(--red); }
.prod-crumbs .sep { opacity: .45; }
.prod-hero__head { display: grid; grid-template-columns: auto 1fr; gap: clamp(18px, 3vw, 36px); align-items: center; }
.prod-hero__icon { width: clamp(62px, 9vw, 104px); height: auto; color: var(--red); stroke-width: 1.4px; flex: none; }
.prod-hero__title { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.1rem, 5vw, 3.6rem); line-height: 1.0; letter-spacing: -.03em; }
.prod-hero__lead { color: var(--fg-dim); font-size: clamp(1.05rem, 1.6vw, 1.25rem); margin-top: 1rem; max-width: 58ch; }
.prod-facts { list-style: none; display: flex; flex-wrap: wrap; gap: .6rem; margin: clamp(26px, 3vw, 40px) 0 0; padding: 0; }
.prod-fact { display: flex; flex-direction: column; gap: .25rem; padding: .7rem 1rem; border: 1px solid var(--hair); border-radius: 3px; background: rgba(255,255,255,.025); }
.prod-fact dt { font-family: var(--font-mono); font-size: .64rem; letter-spacing: .1em; text-transform: uppercase; color: var(--fg-faint); }
.prod-fact dd { font-weight: 600; font-size: .95rem; }

.prod-grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 5vw, 70px); align-items: start; }
.prod-prose p { color: var(--fg-dim); font-size: 1.05rem; line-height: 1.7; }
.prod-prose p + p { margin-top: 1rem; }
.prod-subhead { font-family: var(--font-mono); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--red); margin-bottom: 1.4rem; }

.prod-media { display: grid; grid-template-columns: 1.25fr 1fr; gap: clamp(12px, 1.4vw, 18px); }
.prod-media__cell { position: relative; border: 1px solid var(--hair); border-radius: 4px; overflow: hidden; background: #fbfaf8; min-height: 150px; }
.prod-media__cell img { width: 100%; height: 100%; object-fit: cover; display: block; }
.prod-media__cell--lead { grid-row: span 2; display: flex; align-items: center; justify-content: center; min-height: 260px; background: linear-gradient(155deg, #f6f3ed, #e6e1d8); }
.prod-media__icon { width: clamp(96px, 16vw, 156px); height: auto; color: var(--ctext); stroke-width: 1.3px; opacity: .92; }
.prod-media__cap { position: absolute; left: 0; right: 0; bottom: 0; padding: .7rem .85rem; font-family: var(--font-mono); font-size: .64rem; letter-spacing: .05em; text-transform: uppercase; color: #fff; background: linear-gradient(transparent, rgba(0,0,0,.6)); }
.prod-media__tag { position: absolute; top: .7rem; left: .7rem; font-family: var(--font-mono); font-size: .58rem; letter-spacing: .08em; text-transform: uppercase; color: var(--ctext-dim); background: rgba(255,255,255,.78); padding: .26rem .5rem; border-radius: 2px; }

.spec-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 clamp(30px, 4vw, 60px); }
.spec-row { display: grid; grid-template-columns: minmax(110px, 36%) 1fr; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--hair); }
.spec-row dt { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .06em; text-transform: uppercase; color: var(--fg-faint); }
.spec-row dd { font-weight: 500; }

.prod-parts { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); gap: clamp(14px, 1.6vw, 20px); }
.ppart { border: 1px solid var(--hair); border-radius: 3px; padding: 1.3rem 1.4rem; background: #fbfaf8; transition: transform .4s var(--ease-out), box-shadow .4s var(--ease-out); }
.ppart:hover { transform: translateY(-4px); box-shadow: 0 22px 44px -28px rgba(0,0,0,.5); }
.ppart__num { font-family: var(--font-mono); font-size: .72rem; color: var(--red); letter-spacing: .06em; }
.ppart__name { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; margin-top: .4rem; letter-spacing: -.01em; }
.ppart__desc { color: var(--fg-dim); font-size: .92rem; margin-top: .45rem; line-height: 1.5; }

.prod-cta2 { text-align: center; }
.prod-cta2 h2 { font-family: var(--font-display); font-weight: 800; font-size: clamp(1.8rem, 3.4vw, 2.8rem); letter-spacing: -.02em; line-height: 1.05; }
.prod-cta2 p { color: var(--fg-dim); margin: 1rem auto 1.9rem; max-width: 52ch; font-size: 1.05rem; }
.prod-cta2__row { display: flex; flex-wrap: wrap; gap: .8rem; justify-content: center; }

.prod-rel { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); gap: clamp(14px, 1.6vw, 20px); }
.prelcard { display: flex; align-items: center; gap: 1rem; padding: 1.2rem 1.3rem; border: 1px solid var(--hair); border-radius: 3px; transition: padding-left .35s var(--ease), border-color .3s; }
.prelcard:hover { padding-left: 1.7rem; border-color: var(--red); }
.prelcard__icon { width: 34px; height: 34px; color: var(--red); stroke-width: 1.6px; flex: none; }
.prelcard__name { font-family: var(--font-display); font-weight: 700; font-size: 1.1rem; letter-spacing: -.01em; }
.prelcard__go { margin-left: auto; color: var(--fg-faint); width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }

/* RFQ form briefly highlights when prefilled from a product page */
.form.is-prefilled { animation: prefillPulse 2.4s var(--ease) 1; }
@keyframes prefillPulse { 0%, 100% { box-shadow: 0 0 0 0 transparent; } 14% { box-shadow: 0 0 0 2px var(--red), 0 26px 60px -32px rgba(196,30,30,.55); } }
@media (prefers-reduced-motion: reduce) { .form.is-prefilled { animation: none; } }

@media (max-width: 760px) {
  .prod-hero__head { grid-template-columns: 1fr; }
  .prod-media { grid-template-columns: 1fr; }
  .prod-media__cell--lead { grid-row: auto; min-height: 200px; }
  .prod-grid2 { grid-template-columns: 1fr; }
  .spec-list { grid-template-columns: 1fr; }
}

/* ---------------- Industries ---------------- */
.ind__list { border-top: 1px solid var(--hair); }
.ind__item { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: clamp(1.1rem, 2.4vw, 2rem) 0; border-bottom: 1px solid var(--hair); transition: padding-left .35s var(--ease), color .3s; }
.ind__item:hover { padding-left: 1rem; }
.ind__item h3 { font-family: var(--font-display); font-weight: 800; font-size: clamp(1.6rem, 4vw, 3rem); letter-spacing: -.03em; text-transform: uppercase; line-height: 1; color: var(--fg); transition: color .3s; }
.ind__item:hover h3 { color: var(--red); }
.ind__num { font-family: var(--font-mono); font-size: .8rem; color: var(--fg-faint); letter-spacing: .1em; }

/* ---------------- Specs ---------------- */
.specs__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(40px,6vw,90px); align-items: center; }
.specs__cta { margin-top: 2rem; }
.specs__pdf { display: flex; width: fit-content; align-items: center; gap: .55rem; margin-top: 1.15rem; font-family: var(--font-mono); font-size: .74rem; letter-spacing: .08em; text-transform: uppercase; color: var(--fg-dim); transition: color .25s var(--ease); }
.specs__pdf svg { width: 17px; height: 17px; stroke: currentColor; fill: none; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.specs__pdf:hover { color: var(--red); }
.spec-table { border-top: 1px solid var(--hair); }
.spec-row { display: flex; align-items: baseline; justify-content: space-between; gap: 2rem; padding: 1.25rem 0; border-bottom: 1px solid var(--hair); }
.spec-row dt { font-family: var(--font-mono); font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--fg-dim); }
.spec-row dd { font-family: var(--font-display); font-weight: 600; font-size: clamp(1.05rem, 1.6vw, 1.4rem); text-align: right; }
.spec-row dd .u { color: var(--red); }

/* ---------------- Quality ---------------- */
.qual__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px,6vw,90px); align-items: center; }
.qual__figure { aspect-ratio: 5 / 4; }
.iso-stamp { display: inline-flex; flex-direction: column; align-items: center; justify-content: center; width: 92px; height: 92px; border: 1px solid var(--hair); border-radius: 50%; font-family: var(--font-mono); letter-spacing: .08em; color: var(--fg); margin-bottom: 1.8rem; }
.iso-stamp b { font-family: var(--font-display); font-weight: 800; font-size: 1.4rem; }
.iso-stamp small { font-size: .58rem; color: var(--fg-dim); margin-top: .15rem; }
.qual__pillars { margin-top: 2rem; border-top: 1px solid var(--hair); }
.qual__pillar { padding: 1.3rem 0; border-bottom: 1px solid var(--hair); }
.qual__pillar h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; margin-bottom: .35rem; }
.qual__pillar p { color: var(--fg-dim); font-size: .96rem; max-width: 52ch; }

/* ---------------- CTA (always dark photographic) ---------------- */
.cta {
  position: relative; overflow: hidden; min-height: clamp(420px, 60vh, 640px); display: flex; align-items: center; text-align: center;
  --fg: #f4f2ef; color: var(--fg);
}
.cta__media { position: absolute; inset: 0; z-index: 0; }
.cta__media img { width: 100%; height: 124%; object-fit: cover; object-position: center 40%; }
.cta__media::after { content: ""; position: absolute; inset: 0; background: rgba(11,11,12,.72); }
.cta__inner { position: relative; z-index: 2; max-width: 860px; margin-inline: auto; padding-inline: clamp(20px,5vw,56px); }
.cta__title { font-family: var(--font-display); font-weight: 800; font-size: clamp(2.2rem, 5.5vw, 4.4rem); line-height: 1; letter-spacing: -.03em; }
.cta__sub { color: #d8d4cd; font-size: clamp(1.05rem,1.6vw,1.3rem); margin: 1.4rem auto 2.4rem; max-width: 50ch; }

/* ---------------- Contact ---------------- */
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px,6vw,84px); align-items: start; }
.info { border-top: 1px solid var(--hair); margin-top: 2rem; }
.info__row { display: grid; grid-template-columns: 9rem 1fr; gap: 1.2rem; padding: 1.3rem 0; border-bottom: 1px solid var(--hair); }
.info__k { font-family: var(--font-mono); font-size: .74rem; letter-spacing: .12em; text-transform: uppercase; color: var(--fg-dim); padding-top: .2rem; }
.info__v { color: var(--fg); font-size: 1rem; }
.info__v a:hover { color: var(--red); }
.map { position: relative; margin-top: 2rem; border: 1px solid var(--hair); height: 260px; overflow: hidden; }
.map iframe { width: 100%; height: 100%; border: 0; filter: grayscale(1) contrast(1.05) brightness(.95); transition: filter .4s; }
.map:hover iframe { filter: grayscale(0) contrast(1) brightness(1); }
.map__open {
  position: absolute; right: 14px; bottom: 14px; z-index: 2;
  display: inline-flex; align-items: center; justify-content: center;
  padding: .72rem .9rem; border-radius: 3px; background: var(--red); color: #fff;
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase;
  box-shadow: 0 18px 36px -18px rgba(0,0,0,.75);
  transition: transform .25s var(--ease), background .25s var(--ease);
}
.map__open:hover { transform: translateY(-2px); background: #f02a34; }

.form { background: var(--panel); border: 1px solid var(--hair); padding: clamp(24px,3vw,44px); transition: background-color .45s var(--ease); }
.form h3 { font-family: var(--font-display); font-weight: 800; font-size: 1.5rem; margin-bottom: 1.6rem; }
.form__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.field { display: flex; flex-direction: column; gap: .5rem; margin-bottom: 1rem; }
.field label { font-family: var(--font-mono); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: var(--fg-dim); }
.field input, .field select, .field textarea { background: var(--page); border: 1px solid var(--hair); border-radius: 3px; padding: .85rem 1rem; color: var(--fg); transition: border-color .25s; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: var(--fg-faint); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--red); }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' fill='none' stroke='%23999' stroke-width='2'%3E%3Cpath d='m3 5 4 4 4-4'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; }
.form__note { color: var(--fg-faint); font-size: .76rem; margin-top: 1rem; }
.form__ok { margin-top: 1rem; padding: .9rem 1.1rem; border: 1px solid rgba(40,160,100,.45); background: rgba(40,160,100,.12); color: #1f9d57; font-size: .9rem; border-radius: 3px; }

/* ---------------- Footer ---------------- */
.footer { background: var(--page); border-top: 1px solid var(--hair); padding-top: clamp(56px,6vw,90px); overflow: hidden; transition: background-color .45s var(--ease); }
.footer__top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: clamp(28px,4vw,56px); padding-bottom: 56px; }
.footer .brand { margin-bottom: 1.3rem; }
.footer .brand__logo { height: 46px; }
.footer__desc { color: var(--fg-dim); font-size: .95rem; max-width: 36ch; margin: 0 0 1.3rem; }
.footer__col h4 { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-faint); margin-bottom: 1.3rem; }
.footer__col a { display: block; color: var(--fg-dim); padding: .35rem 0; transition: color .25s, padding-left .25s; font-size: .96rem; }
.footer__col a:hover { color: var(--fg); padding-left: 5px; }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding-block: 26px; border-top: 1px solid var(--hair); color: var(--fg-faint); font-size: .82rem; flex-wrap: wrap; font-family: var(--font-mono); letter-spacing: .04em; }
.footer__wordmark { font-family: var(--font-display); font-weight: 900; font-size: clamp(3.5rem, 18vw, 16rem); line-height: .8; letter-spacing: -.04em; color: transparent; -webkit-text-stroke: 1px var(--hair); text-align: center; padding-bottom: .1em; user-select: none; }

/* ---------------- To top ---------------- */
.to-top { position: fixed; right: 22px; bottom: 22px; width: 46px; height: 46px; border: 1px solid var(--hair); background: var(--panel); backdrop-filter: blur(8px); color: var(--fg); display: grid; place-items: center; opacity: 0; visibility: hidden; transform: translateY(10px); transition: opacity .3s, transform .3s, visibility .3s, border-color .25s, background-color .45s; z-index: 150; }
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { border-color: var(--red); }
.to-top svg { width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 1.8; }

/* ---------------- Reveal ---------------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease-out), transform .8s var(--ease-out); }
.reveal.is-visible { opacity: 1; transform: none; }
[data-delay="1"] { transition-delay: .08s; }
[data-delay="2"] { transition-delay: .16s; }
[data-delay="3"] { transition-delay: .24s; }

/* ---------------- Process (scroll story) ---------------- */
.process__grid { display: grid; grid-template-columns: 0.92fr 1.08fr; gap: clamp(36px, 6vw, 96px); align-items: start; }

/* Sticky, framed visual */
.process__visual { position: sticky; top: 92px; }
.process__stages { position: relative; aspect-ratio: 4 / 5; max-height: 78vh; border-radius: 3px; overflow: hidden; background: #0b0b0c; border: 1px solid var(--hair); box-shadow: 0 34px 80px -46px rgba(0,0,0,.85); }
.process__stage { position: absolute; inset: 0; opacity: 0; transform: scale(1.07); transition: opacity .9s var(--ease), transform 2.6s var(--ease-out); }
.process__stage img { width: 100%; height: 100%; object-fit: cover; }
.process__stage.is-active { opacity: 1; transform: scale(1); }

/* Corner registration marks (technical-drawing cue) */
.process__ticks i { position: absolute; width: 16px; height: 16px; z-index: 4; border: 0 solid rgba(255,255,255,.5); pointer-events: none; }
.process__ticks i:nth-child(1) { top: 14px; left: 14px; border-top-width: 1.5px; border-left-width: 1.5px; }
.process__ticks i:nth-child(2) { top: 14px; right: 14px; border-top-width: 1.5px; border-right-width: 1.5px; }
.process__ticks i:nth-child(3) { bottom: 14px; left: 14px; border-bottom-width: 1.5px; border-left-width: 1.5px; }
.process__ticks i:nth-child(4) { bottom: 14px; right: 14px; border-bottom-width: 1.5px; border-right-width: 1.5px; }

/* Live label overlay (updates per step) */
.process__overlay { position: absolute; left: 0; right: 0; bottom: 0; z-index: 4; padding: 32px 24px 22px; background: linear-gradient(to top, rgba(7,7,8,.95), rgba(7,7,8,.42) 58%, transparent); }
.process__okick { font-family: var(--font-mono); font-size: .62rem; letter-spacing: .3em; text-transform: uppercase; color: rgba(255,255,255,.6); }
.process__olabel { display: flex; align-items: baseline; gap: .5rem; margin-top: .6rem; color: #fff; }
.process__olabel b { font-family: var(--font-display); font-weight: 800; font-size: 2.8rem; line-height: .82; color: var(--red); transition: color .4s var(--ease); }
.process__oof { font-family: var(--font-mono); font-size: .8rem; color: rgba(255,255,255,.66); }
.process__olabel em { font-style: normal; font-family: var(--font-display); font-weight: 700; font-size: 1.55rem; letter-spacing: -.015em; margin-left: .4rem; }

/* Segmented progress meter */
.process__segs { display: grid; grid-template-columns: repeat(6, 1fr); gap: 7px; margin-top: 18px; }
.process__segs i { height: 3px; border-radius: 2px; background: var(--hair); transition: background .5s var(--ease); }
.process__segs i.is-on { background: var(--red); }

/* Step list */
.process__step { display: grid; grid-template-columns: auto 1fr; gap: 1.4rem; min-height: 50vh; align-content: center; padding: 2.1rem 0; border-top: 1px solid var(--hair-soft); opacity: .26; transition: opacity .5s var(--ease); }
.process__step:first-child { border-top: 0; }
.process__step.is-active { opacity: 1; }
.process__k { width: 46px; height: 46px; flex: none; display: grid; place-items: center; border: 1px solid var(--hair); border-radius: 4px; font-family: var(--font-mono); font-size: .82rem; color: var(--fg-faint); transition: background .4s var(--ease), color .4s var(--ease), border-color .4s var(--ease); }
.process__step.is-active .process__k { background: var(--red); border-color: var(--red); color: #fff; }
.process__row { display: flex; align-items: center; gap: .9rem; flex-wrap: wrap; }
.process__body h3 { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.5rem, 2.7vw, 2.2rem); letter-spacing: -.02em; line-height: 1.04; }
.process__tag { font-family: var(--font-mono); font-size: .6rem; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-faint); border: 1px solid var(--hair); border-radius: 2px; padding: .34rem .56rem; white-space: nowrap; transition: color .4s var(--ease), border-color .4s var(--ease); }
.process__step.is-active .process__tag { color: var(--red); border-color: rgba(216,34,43,.5); }
.process__body p { color: var(--fg-dim); margin-top: .8rem; max-width: 46ch; }
.process__thumb { display: none; }

/* ---------------- Featured parts ---------------- */
.featured { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); gap: clamp(16px, 2vw, 26px); }
.feat-card { background: #fbfaf8; border: 1px solid var(--hair); border-radius: 3px; overflow: hidden; display: flex; flex-direction: column; transition: transform .5s var(--ease-out), box-shadow .5s var(--ease-out); }
.feat-card:hover { transform: translateY(-5px); box-shadow: 0 26px 52px -30px rgba(0,0,0,.55); }
.feat-card__media { aspect-ratio: 16 / 11; overflow: hidden; }
.feat-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease-out); }
.feat-card:hover .feat-card__media img { transform: scale(1.05); }
.feat-card__name { font-family: var(--font-display); font-weight: 700; font-size: 1.3rem; letter-spacing: -.01em; color: var(--fg); padding: 1.3rem 1.4rem .1rem; }
.feat-card__tags { padding: .85rem 1.4rem 1.05rem; display: flex; flex-wrap: wrap; gap: .5rem; }
.feat-card__tags li { font-family: var(--font-mono); font-size: .62rem; letter-spacing: .12em; text-transform: uppercase; color: var(--fg-dim); border: 1px solid var(--hair); border-radius: 999px; padding: .42rem .62rem; background: rgba(255,255,255,.5); }
.feat-card__link { margin: auto 1.4rem 1.35rem; padding-top: .75rem; border-top: 1px solid var(--hair-soft); display: inline-flex; align-items: center; gap: .45rem; font-family: var(--font-mono); font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--red); }
.feat-card__link svg, .featured__cta svg, .cert__pdf svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.8; transition: transform .3s var(--ease); }
.feat-card__link:hover svg, .featured__cta:hover svg, .cert__pdf:hover svg { transform: translateX(3px); }
.featured__foot { margin-top: 1.7rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.featured__note { font-size: .8rem; color: var(--fg-faint); max-width: 64ch; }
.featured__cta { display: inline-flex; align-items: center; gap: .45rem; font-family: var(--font-mono); font-size: .74rem; letter-spacing: .1em; text-transform: uppercase; color: var(--red); }

/* ---------------- Equipment ---------------- */
.equip { grid-column: 1 / -1; margin-top: clamp(30px, 4vw, 52px); display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1px; background: var(--hair); border: 1px solid var(--hair); }
.equip li { background: var(--page-2); padding: 1.25rem 1.35rem; display: flex; flex-direction: column; gap: .4rem; }
.equip__k { font-family: var(--font-mono); font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-faint); }
.equip__v { font-family: var(--font-display); font-size: 1.08rem; font-weight: 600; color: var(--fg); line-height: 1.15; }

/* ---------------- Materials & tolerances ---------------- */
.mat { grid-column: 1 / -1; margin-top: clamp(36px, 5vw, 64px); }
.mat__head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 1rem .5rem; padding-bottom: 1.1rem; border-bottom: 1px solid var(--hair); }
.mat__title { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.25rem, 2.2vw, 1.75rem); letter-spacing: -0.01em; }
.mat__note { font-size: .8rem; color: var(--fg-faint); max-width: 38ch; }
.mat__scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.mat-table { width: 100%; border-collapse: collapse; min-width: 540px; }
.mat-table th, .mat-table td { text-align: left; padding: 1.05rem 1.2rem; border-bottom: 1px solid var(--hair); vertical-align: baseline; }
.mat-table thead th { font-family: var(--font-mono); font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-faint); font-weight: 500; border-bottom-color: var(--fg-faint); }
.mat-table tbody th { font-family: var(--font-display); font-weight: 600; font-size: 1.02rem; color: var(--fg); width: 30%; }
.mat-table td { color: var(--fg-dim); font-size: .94rem; }
.mat-table td.mono { font-family: var(--font-mono); font-size: .82rem; letter-spacing: .02em; color: var(--fg); }
.mat-table tbody tr { transition: background-color .25s var(--ease); }
.mat-table tbody tr:hover { background: var(--page-2); }
.mat-specs { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1px; margin-top: clamp(28px, 3.5vw, 44px); background: var(--hair); border: 1px solid var(--hair); }
.mat-specs li { background: var(--page-2); padding: 1.1rem 1.25rem; display: flex; flex-direction: column; gap: .35rem; }
.mat-specs__k { font-family: var(--font-mono); font-size: .64rem; letter-spacing: .14em; text-transform: uppercase; color: var(--red); }
.mat-specs__v { font-family: var(--font-display); font-size: 1rem; font-weight: 600; color: var(--fg); line-height: 1.2; }

/* ---------------- Certifications ---------------- */
.certs { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin-top: 2.3rem; }
.cert { display: inline-flex; align-items: baseline; gap: .5rem; border: 1px solid var(--hair); border-radius: 3px; padding: .6rem .95rem; }
.cert b { font-family: var(--font-display); font-weight: 800; font-size: 1rem; color: var(--fg); letter-spacing: .02em; }
.cert span { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .07em; color: var(--fg-dim); }
.cert--soon { opacity: .55; border-style: dashed; }
.cert__req { display: inline-flex; align-items: center; gap: .45rem; font-family: var(--font-mono); font-size: .76rem; letter-spacing: .07em; color: var(--red); margin-left: .2rem; }
.cert__req svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.8; transition: transform .3s var(--ease); }
.cert__req:hover svg { transform: translateX(3px); }
.cert__pdf { display: inline-flex; align-items: center; gap: .45rem; font-family: var(--font-mono); font-size: .76rem; letter-spacing: .07em; color: var(--red); border: 1px solid rgba(216,34,43,.34); border-radius: 3px; padding: .62rem .9rem; background: rgba(216,34,43,.08); }
.cert__pdf:hover, .cert__pdf:focus-visible { border-color: var(--red); color: #fff; background: var(--red); }
.certs__note { margin-top: 1rem; font-size: .78rem; color: var(--fg-faint); }

/* ---------------- FAQ ---------------- */
.faq__grid { display: grid; grid-template-columns: 0.82fr 1.18fr; gap: clamp(28px, 5vw, 88px); align-items: start; }
.faq__intro { position: sticky; top: clamp(90px, 12vh, 120px); }
.faq__intro .btn { margin-top: 2rem; }
.faq__list { border-top: 1px solid var(--hair); }
.faq-item { border-bottom: 1px solid var(--hair); }
.faq-item__q { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding: clamp(1.15rem, 2vw, 1.55rem) 0; font-family: var(--font-display); font-weight: 600; font-size: clamp(1.04rem, 1.7vw, 1.3rem); line-height: 1.3; color: var(--fg); transition: color .25s var(--ease); }
.faq-item__q::-webkit-details-marker { display: none; }
.faq-item__q::marker { content: ""; }
.faq-item__q:hover { color: var(--red); }
.faq-item__icon { flex: none; width: 22px; height: 22px; stroke: currentColor; fill: none; stroke-width: 2; transition: transform .35s var(--ease), stroke .25s var(--ease); }
.faq-item[open] .faq-item__icon { transform: rotate(45deg); stroke: var(--red); }
.faq-item__a { overflow: hidden; }
.faq-item[open] .faq-item__a { animation: faqIn .38s var(--ease); }
.faq-item__a p { margin: 0; padding: 0 2.5rem 1.55rem 0; color: var(--fg-dim); font-size: 1rem; line-height: 1.72; max-width: 62ch; }
@keyframes faqIn { from { opacity: 0; transform: translateY(-7px); } to { opacity: 1; transform: none; } }
@media (max-width: 860px) {
  .faq__grid { grid-template-columns: 1fr; }
  .faq__intro { position: static; }
  .faq__list { margin-top: .5rem; }
}

/* Certificate viewer trigger */
.cert-view {
  display: inline-flex; align-items: center; gap: .9rem; text-align: left;
  padding: .5rem .95rem .5rem .5rem; border: 1px solid var(--hair); border-radius: 4px;
  background: transparent; cursor: pointer;
  transition: border-color .25s var(--ease), transform .25s var(--ease), background .25s var(--ease);
}
.cert-view:hover, .cert-view:focus-visible { border-color: var(--red); transform: translateY(-2px); }
.cert-view__thumb { width: 44px; height: 58px; object-fit: cover; object-position: top center; border-radius: 2px; flex: none; background: #fff; box-shadow: 0 6px 18px -6px rgba(0,0,0,.55); }
.cert-view__body { display: flex; flex-direction: column; gap: .2rem; }
.cert-view__body b { font-family: var(--font-display); font-weight: 800; font-size: 1rem; color: var(--fg); letter-spacing: .02em; }
.cert-view__body span { font-family: var(--font-mono); font-size: .66rem; letter-spacing: .12em; text-transform: uppercase; color: var(--red); }
.cert-view__icon { width: 17px; height: 17px; stroke: var(--fg-faint); fill: none; stroke-width: 1.8; margin-left: .3rem; transition: stroke .25s var(--ease); }
.cert-view:hover .cert-view__icon, .cert-view:focus-visible .cert-view__icon { stroke: var(--red); }

/* Certificate lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 320;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: clamp(12px,2.2vh,20px); overflow: auto;
  padding: clamp(60px,8vw,84px) clamp(16px,4vw,48px) clamp(18px,4vh,34px);
  background: rgba(6,6,7,.9); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  opacity: 0; visibility: hidden; transition: opacity .35s var(--ease), visibility .35s;
}
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox__fig { margin: 0; min-height: 0; max-width: min(820px, 96vw); display: flex; transform: translateY(14px) scale(.985); transition: transform .45s var(--ease-out); }
.lightbox.is-open .lightbox__fig { transform: none; }
.lightbox__fig img { display: block; width: auto; max-width: 100%; height: auto; max-height: calc(100vh - 150px); max-height: calc(100dvh - 150px); object-fit: contain; background: #fff; border-radius: 4px; box-shadow: 0 50px 110px -30px rgba(0,0,0,.8); }
.lightbox__close {
  position: absolute; top: clamp(14px,3vw,26px); right: clamp(14px,3vw,26px);
  width: 46px; height: 46px; display: grid; place-items: center; color: #fff;
  border: 1px solid rgba(255,255,255,.28); border-radius: 50%; background: rgba(0,0,0,.25); cursor: pointer;
  transition: border-color .25s var(--ease), background .25s var(--ease), transform .35s var(--ease);
}
.lightbox__close:hover { border-color: var(--red); background: rgba(0,0,0,.45); transform: rotate(90deg); }
.lightbox__close svg { width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 2; }
.lightbox__open {
  flex-shrink: 0;
  font-family: var(--font-mono); font-size: .76rem; letter-spacing: .1em; text-transform: uppercase;
  color: rgba(255,255,255,.82); border-bottom: 1px solid rgba(255,255,255,.3); padding-bottom: 3px;
  transition: color .25s var(--ease), border-color .25s var(--ease);
}
.lightbox__open:hover { color: #fff; border-color: var(--red); }
@media (prefers-reduced-motion: reduce) {
  .lightbox, .lightbox__fig, .lightbox__close { transition: opacity .2s linear; }
  .lightbox__fig { transform: none; }
  .lightbox__close:hover { transform: none; }
}

/* ---------------- File upload ---------------- */
.field--file label[for] { display: block; }
.file-drop { position: relative; display: flex; align-items: center; gap: .8rem; border: 1px dashed var(--hair); border-radius: 3px; padding: 1rem 1.1rem; cursor: pointer; color: var(--fg-dim); transition: border-color .25s var(--ease), color .25s var(--ease), background-color .25s var(--ease); }
.file-drop:hover { border-color: var(--red); color: var(--fg); }
.file-drop.has-file { border-style: solid; border-color: var(--red); color: var(--fg); }
.file-drop svg { width: 22px; height: 22px; stroke: currentColor; fill: none; stroke-width: 1.7; flex-shrink: 0; }
.file-drop__txt { font-size: .9rem; }
.file-drop input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }

/* ---------------- WhatsApp float ---------------- */
.wa-float { position: fixed; right: 22px; bottom: 80px; z-index: 150; width: 52px; height: 52px; border-radius: 50%; background: #25d366; color: #fff; display: grid; place-items: center; box-shadow: 0 12px 30px -8px rgba(37,211,102,.6); transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.wa-float svg { width: 28px; height: 28px; }
.wa-float:hover { transform: scale(1.08) translateY(-2px); box-shadow: 0 16px 34px -8px rgba(37,211,102,.7); }
.wa-float::after { content: ""; position: absolute; inset: 0; border-radius: 50%; box-shadow: 0 0 0 0 rgba(37,211,102,.5); animation: waPulse 2.6s var(--ease) infinite; }
@keyframes waPulse { to { box-shadow: 0 0 0 16px rgba(37,211,102,0); } }

/* ---------------- Preloader ---------------- */
.preloader { position: fixed; inset: 0; z-index: 9999; background: #0b0b0c; display: grid; place-items: center; align-content: center; gap: 1.5rem; transition: opacity .6s var(--ease), visibility .6s var(--ease); }
.preloader.is-done { opacity: 0; visibility: hidden; }
.preloader__logo { width: clamp(150px, 30vw, 220px); height: auto; opacity: 0; animation: preIn .8s var(--ease-out) forwards; }
.preloader__bar { display: block; width: 0; height: 2px; background: var(--red); animation: preBar 1.05s var(--ease) .15s forwards; }
@keyframes preIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
@keyframes preBar { from { width: 0; } to { width: 180px; } }

/* ---------------- Film grain ---------------- */
.grain { position: fixed; inset: 0; z-index: 400; pointer-events: none; opacity: .045; mix-blend-mode: overlay; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); background-size: 200px 200px; }

/* ---------------- Responsive ---------------- */
@media (max-width: 1024px) {
  .about__grid, .cap__grid, .specs__grid, .qual__grid, .contact__grid, .prod__top { grid-template-columns: 1fr; }
  .cap__aside { position: static; }
  .cap__aside .figure { display: none; }
  .qual__figure { order: -1; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .process__grid { grid-template-columns: 1fr; }
  .process__visual { display: none; }
  .process__step { grid-template-columns: 1fr; gap: .9rem; min-height: 0; padding: 2rem 0; opacity: 1; }
  .process__k { width: 42px; height: 42px; }
  .process__thumb { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; border-radius: 3px; margin-bottom: 1rem; }
}
@media (max-width: 1180px) {
  .nav__inner { min-height: 68px; }
  .brand__logo { height: 42px; max-width: 160px; }
  .nav__links, .nav__cta { display: none; }
  .nav__burger { display: flex; }
}
@media (max-width: 860px) {
  .nav__inner { min-height: 64px; }
  .brand__logo { height: 38px; max-width: min(42vw, 148px); }
  .lang { font-size: .7rem; gap: .2rem; }
  .lang__btn { padding: .2rem .18rem; }
  .nav__burger { width: 38px; height: 38px; flex-basis: 38px; }
  .prod__item { grid-template-columns: auto 1fr; }
  .prod__desc { display: none; }
  .footer__top { grid-template-columns: 1fr 1fr; }
  .hero__meta li:nth-child(n+3) { display: none; }
  .hero__inner { padding-top: 104px; padding-bottom: 104px; }
  .menu-overlay { justify-content: flex-start; padding-top: 92px; gap: clamp(20px, 4vh, 36px); }
  .menu-overlay__nav a { font-size: clamp(1.55rem, 6.8vw, 2.4rem); padding: clamp(.62rem, 2vh, .9rem) 0; }
}
@media (max-width: 560px) {
  .stats__grid { grid-template-columns: 1fr; }
  .form__grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .nav__inner { min-height: 60px; gap: .55rem; }
  .brand__logo { height: 34px; max-width: min(45vw, 132px); }
  .nav__right { gap: .38rem; }
  .nav__burger { width: 36px; height: 36px; flex-basis: 36px; }
  .nav__burger span { width: 20px; }
  .menu-overlay { padding: 82px 20px 28px; }
  .menu-overlay__contact { font-size: .76rem; }
  .info__row { grid-template-columns: 1fr; gap: .3rem; }
}
@media (max-width: 390px) {
  .brand__logo { height: 31px; max-width: 126px; }
  .lang { display: none; }
  .menu-overlay__nav a { font-size: clamp(1.35rem, 7.4vw, 1.9rem); gap: .85rem; }
}

/* ================================================================
   NEWS / BLOG
   ================================================================ */
/* Accessibility helper */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }

/* Inline bilingual toggle — driven by <html lang> (set by i18n.js) */
html[lang="tr"] .l-en { display: none; }
html[lang="en"] .l-tr { display: none; }

/* ---- Blog hero (always dark so the header stays legible) ---- */
.blog-hero {
  --fg: #f4f2ef; --fg-dim: rgba(244,242,239,.72); --fg-faint: rgba(244,242,239,.5);
  position: relative; color: var(--fg);
  background:
    radial-gradient(120% 120% at 85% -10%, rgba(216,34,43,.16), transparent 55%),
    linear-gradient(180deg, #0e0e10 0%, #0b0b0c 100%);
  border-bottom: 1px solid rgba(255,255,255,.08);
  padding-top: clamp(132px, 18vh, 196px);
  padding-bottom: clamp(48px, 8vw, 96px);
  overflow: hidden;
}
.blog-hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 200px 200px; opacity: .04; mix-blend-mode: overlay;
}
.crumbs { display: flex; align-items: center; gap: .55rem; font-family: var(--font-mono); font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--fg-faint); margin-bottom: 1.7rem; }
.crumbs a { color: var(--fg-dim); transition: color .25s; }
.crumbs a:hover { color: var(--fg); }
.crumbs__sep { opacity: .5; }
.blog-hero .eyebrow { color: var(--fg-faint); }
.blog-hero__title { font-family: var(--font-display); font-weight: 800; line-height: .98; letter-spacing: -.02em; font-size: clamp(2.6rem, 6.5vw, 5rem); margin-top: 1.3rem; }
.blog-hero__lead { max-width: 60ch; margin-top: 1.5rem; font-size: clamp(1.02rem, 1.6vw, 1.2rem); color: var(--fg-dim); }

/* ---- Filter chips ---- */
.blog-filters { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: clamp(2.4rem, 4vw, 3.4rem); }
.chip {
  font-family: var(--font-mono); font-size: .74rem; letter-spacing: .1em; text-transform: uppercase;
  padding: .6rem 1.05rem; border: 1px solid var(--hair); border-radius: 999px; color: var(--fg-dim);
  transition: color .25s, border-color .25s, background-color .25s;
}
.chip:hover { color: var(--fg); border-color: var(--fg-faint); }
.chip.is-active { background: var(--red); border-color: var(--red); color: #fff; }

/* ---- Shared post bits ---- */
.post__cat { font-family: var(--font-mono); font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; color: var(--red); }
.post__meta { display: flex; align-items: center; flex-wrap: wrap; gap: .5rem; font-family: var(--font-mono); font-size: .74rem; letter-spacing: .04em; color: var(--fg-faint); }
.post__dot { opacity: .5; }
.post__more { display: inline-flex; align-items: center; gap: .5rem; font-family: var(--font-mono); font-size: .76rem; letter-spacing: .08em; text-transform: uppercase; color: var(--red); }
.post__more svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; transition: transform .35s var(--ease); }

/* ---- Featured post ---- */
.post-featured {
  display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(1.5rem, 3vw, 3rem); align-items: stretch;
  border: 1px solid var(--hair); border-radius: 6px; overflow: hidden; background: var(--panel);
  margin-bottom: clamp(2.4rem, 5vw, 4rem); transition: border-color .35s, transform .5s var(--ease), box-shadow .5s var(--ease);
}
.post-featured:hover { border-color: var(--fg-faint); transform: translateY(-3px); box-shadow: 0 30px 60px -32px rgba(0,0,0,.55); }
.post-featured__media { position: relative; min-height: 280px; overflow: hidden; }
.post-featured__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.post-featured:hover .post-featured__media img { transform: scale(1.05); }
.post__badge { position: absolute; top: 16px; left: 16px; font-family: var(--font-mono); font-size: .66rem; letter-spacing: .16em; text-transform: uppercase; color: #fff; background: var(--red); padding: .42rem .7rem; border-radius: 3px; }
.post-featured__body { padding: clamp(1.8rem, 3vw, 3rem) clamp(1.8rem, 3vw, 3rem) clamp(1.8rem, 3vw, 3rem) 0; display: flex; flex-direction: column; gap: 1rem; align-items: flex-start; justify-content: center; }
.post-featured__title { font-family: var(--font-display); font-weight: 800; line-height: 1.04; letter-spacing: -.015em; font-size: clamp(1.7rem, 3vw, 2.6rem); }
.post-featured__excerpt { color: var(--fg-dim); font-size: 1.05rem; max-width: 48ch; }
.post-featured:hover .post__more svg { transform: translateX(5px); }

/* ---- Post grid + cards ---- */
.post-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: clamp(1.4rem, 2.5vw, 2.2rem); }
.post-grid--3 { grid-template-columns: repeat(3, 1fr); }
.post-card {
  display: flex; flex-direction: column; border: 1px solid var(--hair); border-radius: 6px; overflow: hidden;
  background: var(--panel); transition: border-color .35s, transform .5s var(--ease), box-shadow .5s var(--ease);
}
.post-card:hover { border-color: var(--fg-faint); transform: translateY(-4px); box-shadow: 0 26px 50px -30px rgba(0,0,0,.5); }
.post-card.is-hidden { display: none; }
.post-card__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.post-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .9s var(--ease); }
.post-card:hover .post-card__media img { transform: scale(1.06); }
.post-card__media .post__cat {
  position: absolute; top: 12px; left: 12px; color: #fff; background: rgba(10,10,12,.6);
  backdrop-filter: blur(6px); padding: .4rem .6rem; border-radius: 3px; border: 1px solid rgba(255,255,255,.16);
}
.post-card__body { padding: 1.4rem 1.5rem 1.6rem; display: flex; flex-direction: column; gap: .75rem; flex: 1; }
.post-card__title { font-family: var(--font-display); font-weight: 700; line-height: 1.15; letter-spacing: -.01em; font-size: 1.28rem; }
.post-card__excerpt { color: var(--fg-dim); font-size: .96rem; flex: 1; }
.post-card .post__more { margin-top: .3rem; }
.post-card:hover .post__more svg { transform: translateX(5px); }
.blog-empty { margin-top: 2.5rem; text-align: center; color: var(--fg-faint); font-family: var(--font-mono); font-size: .85rem; }

/* ---- Newsletter ---- */
.newsletter__inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.newsletter__title { font-family: var(--font-display); font-weight: 800; line-height: 1.05; letter-spacing: -.015em; font-size: clamp(1.7rem, 3.4vw, 2.7rem); margin-top: 1.2rem; }
.newsletter__desc { color: var(--fg-dim); margin-top: 1rem; max-width: 46ch; }
.newsletter__form { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; }
.newsletter__form input[type="email"] { flex: 1 1 230px; padding: .95rem 1.1rem; background: var(--panel); border: 1px solid var(--hair); border-radius: 4px; transition: border-color .25s; }
.newsletter__form input[type="email"]:focus { outline: none; border-color: var(--red); }
.newsletter__form .btn { flex: 0 0 auto; }
.newsletter__note { flex-basis: 100%; margin: 0; font-size: .72rem; color: var(--fg-faint); }
.newsletter__ok { flex-basis: 100%; margin: 0; font-family: var(--font-mono); font-size: .82rem; color: #2ea66b; }

/* ================================================================
   ARTICLE (reading view)
   ================================================================ */
.post-hero {
  --fg: #f4f2ef; --fg-dim: rgba(244,242,239,.74); --fg-faint: rgba(244,242,239,.55);
  position: relative; display: flex; align-items: flex-end; color: var(--fg);
  min-height: clamp(440px, 64vh, 660px);
  padding-top: clamp(128px, 18vh, 188px); padding-bottom: clamp(30px, 5vh, 60px);
  overflow: hidden;
}
.post-hero__media { position: absolute; inset: 0; }
.post-hero__media img { width: 100%; height: 100%; object-fit: cover; }
.post-hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,11,12,.45) 0%, rgba(11,11,12,.2) 38%, rgba(11,11,12,.86) 100%);
}
.post-hero__inner { position: relative; z-index: 1; }
.post-back { display: inline-flex; align-items: center; gap: .55rem; font-family: var(--font-mono); font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; color: var(--fg-dim); margin-bottom: 1.5rem; transition: color .25s, gap .25s; }
.post-back svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 2; }
.post-back:hover { color: var(--fg); gap: .8rem; }
.post-hero .post__cat { color: #fff; }
.post-hero__title { font-family: var(--font-display); font-weight: 800; line-height: 1.02; letter-spacing: -.02em; font-size: clamp(2.1rem, 5vw, 4rem); margin: 1rem 0 1.3rem; max-width: 20ch; }
.post-hero .post__meta { color: rgba(244,242,239,.7); }

.post-layout { display: grid; grid-template-columns: minmax(0, 1fr) 290px; gap: clamp(2rem, 5vw, 5rem); padding-block: clamp(48px, 7vw, 96px); align-items: start; }
.post-body { max-width: 76ch; }
.post-body > * + * { margin-top: 1.5rem; }
.post-lead { font-size: clamp(1.2rem, 2vw, 1.45rem); line-height: 1.55; color: var(--fg); font-weight: 500; }
.post-body p { font-size: 1.08rem; line-height: 1.85; color: var(--fg-dim); }
.post-body h2 { font-family: var(--font-display); font-weight: 700; font-size: clamp(1.5rem, 2.6vw, 2rem); letter-spacing: -.01em; line-height: 1.2; margin-top: 2.8rem; }
.post-body blockquote { margin: 2.4rem 0; padding: .3rem 0 .3rem 1.6rem; border-left: 3px solid var(--red); font-family: var(--font-display); font-weight: 600; font-size: clamp(1.3rem, 2.4vw, 1.7rem); line-height: 1.35; letter-spacing: -.01em; color: var(--fg); }
.post-list { display: grid; gap: .75rem; }
.post-list li { position: relative; padding-left: 1.5rem; color: var(--fg-dim); font-size: 1.05rem; line-height: 1.7; }
.post-list li::before { content: ""; position: absolute; left: 0; top: .72em; width: 10px; height: 2px; background: var(--red); }
.post-list b { color: var(--fg); font-weight: 600; }
.post-tags { display: flex; flex-wrap: wrap; gap: .55rem; margin-top: 2.6rem; padding-top: 1.8rem; border-top: 1px solid var(--hair); }
.tag { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .06em; color: var(--fg-dim); border: 1px solid var(--hair); border-radius: 999px; padding: .4rem .85rem; }
.post-note { font-size: .8rem; color: var(--fg-faint); font-style: italic; }

.post-aside { position: sticky; top: 108px; display: grid; gap: 1.6rem; }
.post-share__label { display: block; font-family: var(--font-mono); font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--fg-faint); margin-bottom: .8rem; }
.post-share__row { display: flex; flex-wrap: wrap; gap: .55rem; }
.post-share__btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; width: 44px; height: 44px; border: 1px solid var(--hair); border-radius: 4px; color: var(--fg-dim); transition: color .25s, border-color .25s, background-color .25s; }
.post-share__btn svg { width: 18px; height: 18px; }
.post-share__btn:hover { color: var(--fg); border-color: var(--fg-faint); }
.post-share__copy { width: auto; padding: 0 1rem; font-family: var(--font-mono); font-size: .74rem; letter-spacing: .04em; }
.post-share__copy.is-done { color: #2ea66b; border-color: #2ea66b; }
.post-cta { border: 1px solid var(--hair); border-radius: 6px; padding: 1.6rem; background: var(--page-2); }
.post-cta h3 { font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; line-height: 1.2; }
.post-cta p { color: var(--fg-dim); font-size: .92rem; margin: .7rem 0 1.2rem; }
.post-cta .btn { width: 100%; justify-content: center; }

.related .related__title { font-family: var(--font-display); font-weight: 800; font-size: clamp(1.5rem, 3vw, 2.1rem); letter-spacing: -.015em; margin-bottom: clamp(1.8rem, 3vw, 2.6rem); }
.related .post-card__title { font-size: 1.12rem; }

/* ---- Blog responsive ---- */
@media (max-width: 900px) {
  .post-featured { grid-template-columns: 1fr; }
  .post-featured__media { min-height: 0; aspect-ratio: 16 / 9; }
  .post-featured__body { padding: 1.8rem 1.6rem 2rem; }
  .post-grid--3 { grid-template-columns: repeat(2, 1fr); }
  .newsletter__inner { grid-template-columns: 1fr; gap: 2rem; }
  .post-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .post-aside { position: static; grid-template-columns: 1fr 1fr; align-items: start; }
}
@media (max-width: 560px) {
  .post-grid { grid-template-columns: 1fr; }
  .post-grid--3 { grid-template-columns: 1fr; }
  .post-aside { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal, .img-reveal { opacity: 1 !important; transform: none !important; clip-path: none !important; }
  .hero__media img { animation: none !important; transform: scale(1.06) !important; }
  .hero__embers { display: none !important; }
  html { scroll-behavior: auto; }
}

/* ---------------- Print: one-page capability sheet (Save as PDF) ---------------- */
.print-only { display: none; }
@media print {
  :root {
    --page: #fff; --page-2: #fff; --fg: #101010; --fg-dim: #3a3a3a; --fg-faint: #6a6a6a;
    --hair: #cfcfcf; --hair-soft: #e6e6e6; --red: #b01228;
  }
  html, body { background: #fff !important; color: var(--fg) !important; }
  body { font-size: 10.5pt; }
  /* Strip chrome & interactive layers */
  .site-header, .menu-overlay, .scroll-progress, .preloader, .to-top, .wa-float,
  .lightbox, .grain, .skip-link, .footer { display: none !important; }
  /* Keep only the technical sections for the sheet */
  main > section { display: none !important; }
  #specs, #quality, #contact { display: block !important; }
  .section { padding: 9pt 0 !important; }
  /* Drop visual / interactive bits inside kept sections */
  .qual__figure, .map, .form, .cert-view__thumb, .cert-view__icon,
  .specs__cta, .specs__pdf, .cert__pdf, .cert__req, .iso-stamp, .certs__note { display: none !important; }
  .cert--soon { opacity: 1; }
  /* Letterhead + footer */
  .print-only { display: block !important; }
  .print-head__row { display: flex; align-items: center; gap: 14px; border-bottom: 2px solid var(--fg); padding-bottom: 9pt; }
  .print-head__row img { height: 30pt; width: auto; }
  .print-head__org strong { display: block; font-family: var(--font-display); font-size: 12pt; }
  .print-head__org span { font-size: 8.5pt; color: var(--fg-dim); }
  .print-head__title { font-family: var(--font-display); font-size: 19pt; margin: 12pt 0 2pt; }
  .print-foot { margin-top: 14pt; padding-top: 7pt; border-top: 1px solid var(--hair); display: flex; justify-content: space-between; gap: 1rem; font-size: 8pt; color: var(--fg-dim); }
  /* Typography tidy-up */
  .reveal, .img-reveal { opacity: 1 !important; transform: none !important; clip-path: none !important; }
  a { color: inherit !important; text-decoration: none !important; }
  .section__title { font-size: 14pt !important; margin: 4pt 0 6pt !important; }
  .section__lead { font-size: 9.5pt !important; margin-bottom: 6pt !important; }
  .eyebrow { color: var(--red) !important; }
  .spec-table, .mat-table, .equip, .mat-specs, .qual__pillars { break-inside: avoid; }
  .equip, .mat-specs { border-color: var(--hair); }
  .equip li, .mat-specs li { background: #fff !important; }
  .qual__pillars { gap: 10pt; }
  @page { margin: 14mm 14mm 12mm; }
}